Carrier 50JZ 024-060 Installation, Start-Up And Service Instructions Manual Download | Manualshive

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Fig. 6—Unit Leveling Tolerances

C99065

A

B

C

MAXIMUM ALLOWABLE

DIFFERENCE (in.)

A-B

B-C

A-C

1/4

1/4

1/4

Fig. 7—Slab Mounting Detail

C99096

OPTIONAL

RETURN

AIR

OPENING

OPTIONAL

SUPPLY

AIR

OPENING

EVAP. COIL

COND. COIL

2"

Fig. 8—Threading Belt

C99067

HANDHOLD

FEED

HOOK

7

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6
7
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9
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Summary of Contents for 50JZ 024-060

Page 1: ...e air conditioning equipment Untrained personnel can perform basic maintenance functions of cleaning coils and filters All other operations should be performed by trained service personnel When workin...

Page 2: ...cant strips roofing and flashing Ductwork must be attached to curb IMPORTANT The gasketing of the unit to the roof curb is critical for a watertight seal Install gasketing material supplied with the r...

Page 3: ...ER OF GRAVITY IN MM lb kg X Y Z 50JZ024 400 3 50 299 135 6 35 02 889 5 19 0 482 6 18 3 463 6 16 0 406 4 50JZ030 400 3 50 320 145 2 37 02 940 3 20 0 508 0 19 3 489 0 17 6 447 0 50JZ036 400 3 50 328 148...

Page 4: ...50JZ 048 Unit Dimensions UNIT ELECTRICAL CHARACTERISTICS UNIT WEIGHT UNIT HEIGHT IN MM A CENTER OF GRAVITY IN MM lb kg X Y Z 50JZ048 400 3 50 355 161 0 40 98 1040 9 20 0 508 0 21 3 539 8 18 0 457 2 C0...

Page 5: ...e b Feed strapping through tension buckle as shown in Fig 8 c Pull strapping through tension buckle unit taut d Snap lever down to lock strap in tension buckle To release strapping squeeze safety latc...

Page 6: ...must also be used when required by code for hurricane or seismic conditions This bracket is available through Micrometl C00076 Gasket around outer edge Insulated deck pan Gasket around duct S A R A HV...

Page 7: ...C99065 A B C MAXIMUM ALLOWABLE DIFFERENCE in A B B C A C 1 4 1 4 1 4 Fig 7 Slab Mounting Detail C99096 OPTIONAL RETURN AIR OPENING OPTIONAL SUPPLY AIR OPENING EVAP COIL COND COIL 2 Fig 8 Threading Be...

Page 8: ...ng Contractors National Association SMACNA and Air Conditioning Contractors Association ACCA mini mum installation standards for residential heating and air conditioning systems 5 Secure all ducts to...

Page 9: ...Motor HP 800 10x10 1 2 1000 10x10 1 4 1200 10x10 1 2 1600 11x10 1 RETURN AIR FILTERS in throwaway 20x20x1 20x20x1 20x24x1 24x30x1 Required filter sizes shown are based on the larger of the ARI Air Con...

Page 10: ...2 in 50 8 mm trap See Fig 12 Do not undersize the tube Pitch the drain trough downward at a slope of at least 1 in 25 4 mm every 10 ft 3 05 m of horizontal run Be sure to check the drain trough for le...

Page 11: ...they enter the duct panel conduit termination at the duct panel must be watertight Run the high voltage leads through the power entry knockout on the power entry side panel See Fig 2 and 3 for locatio...

Page 12: ...0 8 1 7 3 5 5 0 8 1 14 4 20 6 15 15 25 8 14 20 36 42 47 030 400 3 50 360 440 5 2 35 0 0 8 1 7 3 5 6 9 10 4 5 0 10 0 15 0 9 0 15 3 21 5 21 5 15 20 25 30 9 15 20 9 39 45 50 40 036 400 3 50 360 440 6 5...

Page 13: ...Fig 14 Wiring Schematics C02004 13...

Page 14: ...tch or MODE control in OFF position Observe that blower motor starts when FAN mode is placed in FAN ON position and shuts down after proper fan off delay when FAN MODE switch is placed in AUTO positio...

Page 15: ...ating mode reclaim all refrigerant and charge to nameplate amount This information may be obtained from the physical data table also IMPORTANT When evaluating the refrigerant charge an indi cated adju...

Page 16: ...just charge by cooling methods while in Heating mode When charging is necessary in Heating mode recoever refridgerant and weigh in according to unit data plate refrigeration data TO USE COOLING CHARGI...

Page 17: ...occur at airflows below this point 2 Dashes indicate portions of table that are beyond the blower motor capacity or are not recommended Table 6 Wet Coil Air Delivery SI Unit 50JZ 024 048 UNIT MOTOR SP...

Page 18: ...1 Required Suction Line Temperature Metric SUPERHEAT TEMP C SUCTION PRESSURE AT SERVICE PORT KPA 424 443 463 483 503 524 546 568 591 0 1 7 2 8 3 9 5 0 6 1 7 2 8 3 9 4 10 6 1 2 8 3 9 5 0 6 1 7 2 8 3 9...

Page 19: ...11 1 11 9 12 8 14 4 16 1 17 8 19 4 20 6 22 2 23 3 25 0 16 3 9 5 6 6 7 8 3 10 0 10 8 11 7 13 3 15 0 16 7 18 3 20 0 21 1 22 2 23 9 18 3 3 5 6 7 2 8 9 9 7 10 6 11 7 13 3 15 0 16 7 18 3 20 0 21 1 22 8 21...

Page 20: ...35 85 8 11 15 19 22 26 30 33 90 5 9 13 16 20 24 27 31 95 6 10 14 18 22 25 29 100 8 12 15 20 23 27 105 5 9 13 17 22 26 110 6 11 15 20 25 115 8 14 18 23 Where a dash appears do not attempt to charge sys...

Page 21: ...will be turned off for two 30 sec intervals during this complete defrost cycle as explained previously When Quiet Shift switch is in factory default OFF position a normal and complete defrost cycle w...

Page 22: ...st and lint Step 2 Indoor Blower and Motor NOTE All motors are prelubricated Do not attempt to lubricate these motors For longer life operating economy and continuing efficiency clean accumulated dirt...

Page 23: ...rcuit low voltage They shut off compressor if abnormally high or low pressures are present in the refrigeration circuit These pressure switches are specifically designed to operate with Puron R 410A s...

Page 24: ...n the unit base 4 Perform required service 5 Remove and dispose of any oil contaminated material per local codes Liquid Line Filter Drier The biflow filter drier is specifically designed to operate wi...

Page 25: ...and feeder tube going into outdoor coil At the end of 1 of the feeder tubes there is a 3 8 in 9 5 mm OD stub tube approximately 3 in 76 2 mm long The defrost thermostat should be located on stub tube...

Page 26: ...and 200 psig 1379 kpa low side with 520 psig 3585 kpa low side retard Use hoses with 750 psig 5171 kpa service pressure rating Leak detectors should be designed to detect HFC refrigerant Puron as with...

Page 27: ...tion Correct the direction of rotation by reversing the 3 phase power leads to the unit Compressor cycles other than normally satisfying thermostat Refrigerant overcharge or undercharge Recover refrig...

Page 28: ...door Air Temperature __________ DB Return Air Temperature __________ DB __________ WB Heating Mode Heat Pump Supply Air __________ DB __________ WB Cooling Mode Supply Aire Temperature __________ DB _...

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